| Legend | |
|---|---|
 1 $145,918/yr - $323,221/yr | 
 1a $59,915/yr - $119,830/yr | 
 1b $33,722/yr - $67,444/yr | 
 2a $13,815/yr - $27,630/yr | 
 2b $9,357/yr - $18,714/yr | 
 3 $785,076/yr - $1,727,167/yr | 
 3a $1,649,395/yr - $3,628,669/yr | 
 4 $132,491/yr - $519,368/yr | 
 4a $492,612/yr - $1,931,039/yr | 
Minimum Total $3,323,301/yr
Maximum Total $8,363,082/yr
This map and legend in one gif file