Mar

Apr

May

Jun

Jul

Aug

Sep

Total

Brookings

2012

1.4

6.8

17.5

4.1

3.5

6.3

1.8

41.4

2013

2.5

6.6

7.6

15.0

9.1

3.8

5.8

50.4

30-year

2.9

5.3

7.4

10.9

8.4

7.9

5.3

48.1

Arlington

2012

6.1

7.9

7.4

0.8

10.9

7.4

2.8

43.3

2013

5.8

13.7

15.2

19.0

7.6

4.6

7.6

73.5

30-year

4.8

8.9

9.4

11.9

10.7

9.9

8.9

64.5