Table 8.  Average heading date (days after Jan. 1), rank, and heading date at stations reporting the 2011 UEOPN.
HEADING HEADING
ENTRY VARIETY OR DATE DATE URBAN W.LAF RSMT WAS BROOK
NO. STATE SELECTION AVG   RANK   IL IN MN MN SD
1 OTEE (ck) 169.8 13 160.0 156.5 173.0 179.0 180.5
2 IL02-8663 169.5 9 159.1 156.0 173.3 179.7 179.5
3 IL05-3337 165.9 1 153.0 151.0 171.7 176.7 177.0
4 IL06-5465 167.8   2   157.1 154.0 174.0 176.7 177.0
5 DON  (ck) 169.2 7 158.0 155.3 174.7 178.0 180.0
6 CLINTFORD  (ck) 168.3 4 157.7 154.0 174.0 178.3 177.5
7 P027A1-78-8-4 170.4 15 159.0 156.8 174.3 181.7 180.0
8 P0528A1-1 170.5   16   158.9 158.8 175.3 180.0 179.5
9 P021A1-25-4 171.9 25 160.9 158.0 176.7 183.3 180.5
10 MN08138 174.4 27 164.0 161.5 178.0 184.7 184.0
11 MN08160 171.1 23 159.7 158.3 175.0 182.7 180.0
12 MN09103 170.8   20   159.7 157.5 174.7 182.7 179.5
13 MN09105 170.7 18 158.8 156.5 175.0 181.7 181.5
14 MN09115 170.8 21 160.6 157.5 174.3 180.7 181.0
15 MN09119 169.4 8 158.9 155.7 173.7 179.7 179.0
16 ANDREW  (ck) 168.2   3   157.3 155.5 172.3 177.7 178.0
17 SD081038 170.0 14 158.9 156.3 173.3 181.7 180.0
18 SD090510 171.1 22 161.0 156.8 174.0 182.0 181.5
19 SD091510 169.5 10 157.9 159.0 174.0 178.3 178.5
20 SD090780 169.6   12   157.8 155.3 174.7 179.7 180.5
21 SD090880 170.6 17 159.7 156.0 175.3 181.3 180.5
22 SD090893 173.2 26 163.4 161.5 175.7 182.3 183.0
23 SD090882 168.7 5 158.2 155.0 173.3 178.0 179.0
24 KAME (ck) 169.6   11   158.5 157.3 173.3 179.3 179.5
25 WIX9150-1 170.7 19 157.3 157.3 175.0 182.7 181.5
26 WIX9449-1 171.6 24 159.2 158.8 176.0 180.0 184.0
27 WIX9221-8 169.1   6   158.7 155.8 173.0 179.0 179.0
AVERAGE 170.1 159.0 156.8 174.4 180.3 180.1