What state has the highest percentage of six+ lane interstates? Lowest?

[Roadgeekteen]

I can't believe that Utah beat Pennslyvania.

[TheHighwayMan3561]

MN:

I-35/35E: 12-13, 92-101, 86-88, 107-117, 127-132, 255-256 (25 of 259)
I-35W: 1-16, 17-33 (32 of 41)
I-90: a couple aux lanes in Austin (1 of 275)
I-94: 1-2, 156-158, 205-224, 224-230, 231-258 (54 of 259) - this number will grow a fair bit more when they wrap some widening projects this year
I-394: 7 of 9
I-494: 42 of 42
I-535: none
I-694: 27-34, 35-41, 42-48 (19 of 31)

Total: 183/916 = 19.8%

[Bickendan]

Oregon (climbing lanes not included):
I-5: 194-195, 248-249, 252-299, 299-300, 302-309 (57 of 309)
I-82: none
I-84: 1-17 (15 of 374*)
I-105: none
I-205: 0-3, 9-26 (20 of 26)
I-405: 1A-1C, 2B-3, 3-4 (2 of 4)

*mileage synchronization at merge point of Banfield segment with mainline segement of Columbia River Highway

Bonus round (freeway segments only):
US 26: 62-74 (12 of 21)
US 30: (.75 of 1)
US 97: none
OR 18: none
OR 22: none
OR 62: none
OR 126: none
OR 217: 1-2, 7-8, various aux lanes (4 of 8)