NPD sales data and market shares for the United States from 1994 to 2001:
Matthew T. Clements (University of Texas) & Hiroshi Ohashi (University of Tokyo), "Indirect Network Effects and the Product Cycle: Video Games in the U.S., 1994-2002", October 2004, NET Institute, page 25
http://www.netinst.org/Clements_Ohashi.pdf#page=25
1994 - 5.65 million consoles
1. Genesis - 57.87% share (3,269,655 units)
2. SNES - 36.43% share (2,058,295 units)
3. NES - 4.75% share (268,375 units)
1995 - 4.61 million consoles
1. Genesis - 42.68% share (1,967,548 units)
2. SNES - 37.71% share (1,738,431 units)
3. PS1 - 11.15% share (514,015 units)
4. Saturn - 4.93% share (227,273 units)
5. NES - 2.25% share (103,725 units)
1996 - 7.09 million consoles
1. PS1 - 28.83% share (2,044,047 units)
2. N64 - 24.99% (1,771,791 units)
3. Genesis - 18.56% share (1,315,904 units)
4. SNES - 15.88% share (1,125,892 units)
5. Saturn - 10.49% share (743,741 units)
6. NES - 0.66% share (46,794 units)
1997 - 11.6 million consoles
1. PS1 - 49.82% share (5,779,120 units)
2. N64 - 38.69% (4,488,040 units)
3. SNES - 5.11% share (592,760 units)
4. Genesis - 4.12% share (477,920 units)
5. Saturn - 2.15% share (249,400 units)
6. NES - 0.07% share (8,120 units)
1998 - 12.41 million consoles
1. PS1 - 61.38% share (7,617,258 units)
2. N64 - 31.27% (3,880,607 units)
3. Genesis - 5.31% share (658,971 units)
4. SNES - 1.61% share (199,801 units)
5. Saturn - 0.44% share (54,604 units)
6. NES - 0.001% share (124 units)
1999 - 12.21 million consoles
1. PS1 - 55.06% share (6,722,826 units)
2. N64 - 28.98% (3,538,458 units)
3. Dreamcast - 12.27% share (1,498,167 units)
4. Genesis - 3.53% share (431,013 units)
5. SNES - 0.12% share (14,652 units)
6. Saturn - 0.05% share (6,105 units)
2000 - 8.11 million consoles
1. PS1 - 39.17% share (3,176,687 units)
2. N64 - 30.59% (2,480,849 units)
3. Dreamcast - 16.14% share (1,308,954 units)
4. PS2 - 13.41% share (1,087,551 units)
5. Genesis - 0.67% share (54,337 units)
6. Saturn - 0.01% share (811 units)
7. SNES - 0.01% share (811 units)
2001 - 13.16 million consoles
1. PS2 - 47% share (6,185,200 units)
2. PS1 - 16.89% share (2,222,724 units)
3. Dreamcast - 8.76% share (1,152,816 units)
4. N64 - 7.51% (988,316 units)
5. Genesis - 0.01% share (1,316 units)
6. SNES - 0.0001% share (13 units)
Total, 1994-2001 - 74.84 million consoles
1. PS1 - 28,076,677 units
2. N64 - 17,148,061 units
3. Genesis - 8,176,664 units
4. PS2 - 7,272,751 units
5. SNES - 5,730,655 units
6. Dreamcast - 3,959,937 units
7. Saturn - 1,281,934 units
8. NES - 158,763 units