1912: Wilson wins nationwide 41.84-27.40-23.17-5.99, and NM 41.39-16.90-35.91-5.79
1916: Wilson wins nationwide 49.24-46.12, and NM 50.20-46.64
1920: Harding wins nationwide 60.32-34.15, and NM 54.68-44.27
1924: Coolidge wins nationwide 54.04-28.82-16.61, and NM 48.52-43.02-8.46
1928: Hoover wins nationwide 58.21-40.80, and NM 59.01-40.85
1932: Roosevelt wins nationwide 57.41-39.65, and NM 62.62-35.76
1936: Roosevelt wins nationwide 60.80-36.54, and NM 62.69-36.50
1940: Roosevelt wins nationwide 54.74-44.78, and NM 56.59-43.28
1944: Roosevelt wins nationwide 53.39-45.89, and NM 53.47-46.44
1948: Truman wins nationwide 49.55-45.07, and NM 56.38-42.93
1952: Eisenhower wins nationwide 55.18-44.33, and NM 55.39-44.28
1956: Eisenhower wins nationwide 57.37-41.97, and NM 57.81-41.78
1960: Kennedy wins nationwide 49.72-49.55, and NM 50.15-49.41
1964: Johnson wins nationwide 61.05-38.47, and NM 59.22-40.24
1968: Nixon wins nationwide 43.42-42.72-13.53, and NM 51.85-39.75-7.86
1972: Nixon wins nationwide 60.67-37.52, and NM 61.05-36.56
1976: Carter wins nationwide 50.08-48.02, and loses NM 48.28-50.75
1980: Reagan wins nationwide 50.75-41.01-6.61, and NM 54.97-36.78-6.46
1984: Reagan wins nationwide 58.77-40.56, and NM 59.70-39.23
1988: Bush wins nationwide 53.37-45.65, and NM 51.86-46.90
1992: Clinton wins nationwide 43.01-37.45-18.91, and NM 45.90-37.34-16.12
1996: Clinton wins nationwide 49.23-40.72-8.40, and NM 49.18--41.86-5.80
2000: Gore wins nationwide 48.38-47.87-2.73, and NM 47.91-47.85-3.55%
2004: Bush wins nationwide 50.73-48.26, and NM 49.84-49.05
The nationwide and NM numbers are often very similar.
Whoa. That probably took over a half hour to complete.