|
Grade |
Minimum |
Midpoint |
Control
|
Maximum |
Midpoint % |
Spread % |
1/30 of
|
|
2 |
29,084 |
35,629 |
32,066 |
42,173 |
9.9% |
45.0% |
436 |
|
3 |
31,965 |
39,370 |
35,433 |
46,775 |
10.3% |
46.3% |
494 |
|
4 |
35,255 |
43,659 |
39,293 |
52,061 |
10.7% |
47.7% |
560 |
|
5 |
39,025 |
48,585 |
43,727 |
58,146 |
11.1% |
49.0% |
637 |
|
6 |
43,350 |
54,259 |
48,833 |
65,170 |
11.5% |
50.3% |
727 |
|
7 |
48,325 |
60,809 |
54,728 |
73,293 |
11.9% |
51.7% |
832 |
|
8 |
54,062 |
68,389 |
61,550 |
82,716 |
12.3% |
53.0% |
955 |
|
9 |
60,694 |
77,182 |
69,464 |
93,670 |
12.7% |
54.3% |
1,099 |
|
10 |
68,377 |
87,408 |
78,667 |
106,440 |
13.1% |
55.7% |
1,269 |
|
11 |
77,303 |
99,333 |
89,400 |
121,365 |
13.4% |
57.0% |
1,469 |
|
12 |
87,698 |
113,276 |
101,948 |
138,855 |
13.8% |
58.3% |
1,705 |
|
13 |
99,835 |
129,620 |
116,658 |
159,404 |
14.2% |
59.7% |
1,986 |
|
14 |
114,047 |
148,832 |
133,949 |
183,616 |
14.6% |
61.0% |
2,319 |
|
15 |
130,731 |
171,475 |
154,327 |
212,219 |
62.3% |
2,716 |