$300s
$400s
$500s
$600s
$700s
$800s
$900s
1000s
ave.
2014
3
4
4
1
$481.74
2015
5
6
1
$613.44
2016
6
4
2
$711.79
2017
3
2
6
1
$799.06
2018
2
2
2
4
2
$859.76