Column

  VIN..1.10.    County      City State Postal.Code Model.Year  Make   Model
1 5YJYGDEE1L      King   Seattle    WA       98122       2020 TESLA MODEL Y
2 7SAYGDEE9P Snohomish   Bothell    WA       98021       2023 TESLA MODEL Y
3 5YJSA1E4XK      King   Seattle    WA       98109       2019 TESLA MODEL S
4 5YJSA1E27G      King  Issaquah    WA       98027       2016 TESLA MODEL S
5 5YJYGDEE5M    Kitsap Suquamish    WA       98392       2021 TESLA MODEL Y
6 3FA6P0SU8H  Thurston      Yelm    WA       98597       2017  FORD  FUSION
                   Electric.Vehicle.Type
1         Battery Electric Vehicle (BEV)
2         Battery Electric Vehicle (BEV)
3         Battery Electric Vehicle (BEV)
4         Battery Electric Vehicle (BEV)
5         Battery Electric Vehicle (BEV)
6 Plug-in Hybrid Electric Vehicle (PHEV)
             Clean.Alternative.Fuel.Vehicle..CAFV..Eligibility Electric.Range
1                      Clean Alternative Fuel Vehicle Eligible            291
2 Eligibility unknown as battery range has not been researched              0
3                      Clean Alternative Fuel Vehicle Eligible            270
4                      Clean Alternative Fuel Vehicle Eligible            210
5 Eligibility unknown as battery range has not been researched              0
6                        Not eligible due to low battery range             21
  Base.MSRP Legislative.District DOL.Vehicle.ID              Vehicle.Location
1         0                   37      125701579  POINT (-122.30839 47.610365)
2         0                    1      244285107 POINT (-122.179458 47.802589)
3         0                   36      156773144  POINT (-122.34848 47.632405)
4         0                    5      165103011  POINT (-122.03646 47.534065)
5         0                   23      205138552  POINT (-122.55717 47.733415)
6         0                    2      122057736   POINT (-122.61023 46.94126)
                               Electric.Utility X2020.Census.Tract
1  CITY OF SEATTLE - (WA)|CITY OF TACOMA - (WA)        53033007800
2                        PUGET SOUND ENERGY INC        53061051938
3  CITY OF SEATTLE - (WA)|CITY OF TACOMA - (WA)        53033006800
4 PUGET SOUND ENERGY INC||CITY OF TACOMA - (WA)        53033032104
5                        PUGET SOUND ENERGY INC        53035940100
6                        PUGET SOUND ENERGY INC        53067012532
                                       VIN..1.10. 
                                                0 
                                           County 
                                                0 
                                             City 
                                                0 
                                            State 
                                                0 
                                      Postal.Code 
                                                0 
                                       Model.Year 
                                                0 
                                             Make 
                                                0 
                                            Model 
                                                0 
                            Electric.Vehicle.Type 
                                                0 
Clean.Alternative.Fuel.Vehicle..CAFV..Eligibility 
                                                0 
                                   Electric.Range 
                                                0 
                                        Base.MSRP 
                                                0 
                             Legislative.District 
                                                0 
                                   DOL.Vehicle.ID 
                                                0 
                                 Vehicle.Location 
                                                0 
                                 Electric.Utility 
                                                0 
                               X2020.Census.Tract 
                                                0 
  VIN..1.10.           County              City              State          
 Length:177477      Length:177477      Length:177477      Length:177477     
 Class :character   Class :character   Class :character   Class :character  
 Mode  :character   Mode  :character   Mode  :character   Mode  :character  
                                                                            
                                                                            
                                                                            
  Postal.Code      Model.Year       Make              Model          
 Min.   :98001   Min.   :1997   Length:177477      Length:177477     
 1st Qu.:98052   1st Qu.:2019   Class :character   Class :character  
 Median :98122   Median :2022   Mode  :character   Mode  :character  
 Mean   :98260   Mean   :2021                                        
 3rd Qu.:98370   3rd Qu.:2023                                        
 Max.   :99403   Max.   :2024                                        
 Electric.Vehicle.Type Clean.Alternative.Fuel.Vehicle..CAFV..Eligibility
 Length:177477         Length:177477                                    
 Class :character      Class :character                                 
 Mode  :character      Mode  :character                                 
                                                                        
                                                                        
                                                                        
 Electric.Range     Base.MSRP      Legislative.District DOL.Vehicle.ID     
 Min.   :  0.00   Min.   :     0   Min.   : 1.00        Min.   :     4385  
 1st Qu.:  0.00   1st Qu.:     0   1st Qu.:18.00        1st Qu.:181524136  
 Median :  0.00   Median :     0   Median :33.00        Median :228269128  
 Mean   : 58.83   Mean   :  1071   Mean   :29.13        Mean   :220252717  
 3rd Qu.: 75.00   3rd Qu.:     0   3rd Qu.:42.00        3rd Qu.:254850396  
 Max.   :337.00   Max.   :845000   Max.   :49.00        Max.   :479254772  
 Vehicle.Location   Electric.Utility   X2020.Census.Tract 
 Length:177477      Length:177477      Min.   :5.300e+10  
 Class :character   Class :character   1st Qu.:5.303e+10  
 Mode  :character   Mode  :character   Median :5.303e+10  
                                       Mean   :5.304e+10  
                                       3rd Qu.:5.305e+10  
                                       Max.   :5.308e+10  
Rows: 177,477
Columns: 17
$ VIN..1.10.                                        <chr> "5YJYGDEE1L", "7SAYG…
$ County                                            <chr> "King", "Snohomish",…
$ City                                              <chr> "Seattle", "Bothell"…
$ State                                             <chr> "WA", "WA", "WA", "W…
$ Postal.Code                                       <int> 98122, 98021, 98109,…
$ Model.Year                                        <int> 2020, 2023, 2019, 20…
$ Make                                              <chr> "TESLA", "TESLA", "T…
$ Model                                             <chr> "MODEL Y", "MODEL Y"…
$ Electric.Vehicle.Type                             <chr> "Battery Electric Ve…
$ Clean.Alternative.Fuel.Vehicle..CAFV..Eligibility <chr> "Clean Alternative F…
$ Electric.Range                                    <int> 291, 0, 270, 210, 0,…
$ Base.MSRP                                         <int> 0, 0, 0, 0, 0, 0, 0,…
$ Legislative.District                              <int> 37, 1, 36, 5, 23, 2,…
$ DOL.Vehicle.ID                                    <int> 125701579, 244285107…
$ Vehicle.Location                                  <chr> "POINT (-122.30839 4…
$ Electric.Utility                                  <chr> "CITY OF SEATTLE - (…
$ X2020.Census.Tract                                <dbl> 53033007800, 5306105…


Call:
lm(formula = ev_count ~ Model.Year, data = yearly_ev)

Residuals:
   Min     1Q Median     3Q    Max 
-12676  -6223  -4058   3131  38796 

Coefficients:
              Estimate Std. Error t value Pr(>|t|)   
(Intercept) -1934010.2   531492.8  -3.639  0.00163 **
Model.Year       965.3      264.2   3.654  0.00158 **
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 10520 on 20 degrees of freedom
Multiple R-squared:  0.4003,    Adjusted R-squared:  0.3704 
F-statistic: 13.35 on 1 and 20 DF,  p-value: 0.001577

Chart A

Column

Chart B


Call:
lm(formula = Electric.Range ~ Model.Year, data = ev_data)

Residuals:
    Min      1Q  Median      3Q     Max 
-364.87  -37.06  -22.39    9.61  270.59 

Coefficients:
              Estimate Std. Error t value Pr(>|t|)    
(Intercept)  2.970e+04  1.296e+02   229.2   <2e-16 ***
Model.Year  -1.467e+01  6.413e-02  -228.8   <2e-16 ***
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 80.85 on 177864 degrees of freedom
Multiple R-squared:  0.2274,    Adjusted R-squared:  0.2274 
F-statistic: 5.235e+04 on 1 and 177864 DF,  p-value: < 2.2e-16
  Model.Year Predicted.Range
1       2025       -6.956096
2       2026      -21.628507
3       2027      -36.300919
4       2028      -50.973330
5       2029      -65.645742
6       2030      -80.318153

Chart C

# A tibble: 22 × 2
   Model.Year Number_of_EVs
        <int>         <int>
 1       1997             1
 2       1998             1
 3       1999             5
 4       2000             7
 5       2002             2
 6       2003             1
 7       2008            20
 8       2010            23
 9       2011           775
10       2012          1618
# ℹ 12 more rows

Call:
lm(formula = Number_of_EVs ~ Model.Year, data = ev_yearly)

Residuals:
   Min     1Q Median     3Q    Max 
-12676  -6223  -4058   3131  38796 

Coefficients:
              Estimate Std. Error t value Pr(>|t|)   
(Intercept) -1934010.2   531492.8  -3.639  0.00163 **
Model.Year       965.3      264.2   3.654  0.00158 **
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 10520 on 20 degrees of freedom
Multiple R-squared:  0.4003,    Adjusted R-squared:  0.3704 
F-statistic: 13.35 on 1 and 20 DF,  p-value: 0.001577
  Model.Year Predicted_EVs
1       2025      20721.47
2       2026      21686.77
3       2027      22652.07
4       2028      23617.37
5       2029      24582.67
6       2030      25547.97

[1] NA