Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Dates | Champion | Country | Score | Margin of victory | Tournament location | Purse ( $ ) | Winners share ($) |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2013.0 | Jun 6–9 | Inbee Park | South Korea | 283 (–5) | Playoff | Locust Hill Country Club | 2250000.0 | 337500.0 |
| 2012.0 | Jun 7–10 | Shanshan Feng | China | 282 (–6) | 2 strokes | Locust Hill Country Club | 2500000.0 | 375000.0 |
| 2011.0 | Jun 23–26 | Yani Tseng (2) | Taiwan | 269 (–19) | 10 strokes | Locust Hill Country Club | 2500000.0 | 375000.0 |
| 2010.0 | Jun 24–27 | Cristie Kerr | United States | 269 (–19) | 12 strokes | Locust Hill Country Club | 2250000.0 | 337500.0 |
| 2009.0 | Jun 11–14 | Anna Nordqvist | Sweden | 273 (–15) | 4 strokes | Bulle Rock Golf Course | 2000000.0 | 300000.0 |
| 2008.0 | Jun 5–8 | Yani Tseng | Taiwan | 276 (–12) | Playoff | Bulle Rock Golf Course | 2000000.0 | 300000.0 |
| 2007.0 | Jun 7–10 | Suzann Pettersen | Norway | 274 (–14) | 1 stroke | Bulle Rock Golf Course | 2000000.0 | 300000.0 |
| 2006.0 | Jun 8–11 | Se Ri Pak (3) | South Korea | 280 (–8) | Playoff | Bulle Rock Golf Course | 1800000.0 | 270000.0 |
| 2005.0 | Jun 9–12 | Annika Sörenstam (3) | Sweden | 277 (–11) | 5 strokes | Bulle Rock Golf Course | 1800000.0 | 270000.0 |
| 2004.0 | Jun 10–13 | Annika Sörenstam (2) | Sweden | 271 (–13) | 3 strokes | DuPont Country Club | 1600000.0 | 240000.0 |
| 2003.0 | Jun 5–8 | Annika Sörenstam | Sweden | 278 (–6) | Playoff | DuPont Country Club | 1600000.0 | 240000.0 |
| 2002.0 | Jun 6–9 | Se Ri Pak (2) | South Korea | 279 (–5) | 3 strokes | DuPont Country Club | 1500000.0 | 225000.0 |
| 2001.0 | Jun 21–24 | Karrie Webb | Australia | 270 (–14) | 2 strokes | DuPont Country Club | 1500000.0 | 225000.0 |
| 2000.0 | Jun 22–25 | Juli Inkster (2) | United States | 281 (–3) | Playoff | DuPont Country Club | 1400000.0 | 210000.0 |
| 1999.0 | Jun 24–27 | Juli Inkster | United States | 268 (–16) | 4 strokes | DuPont Country Club | 1400000.0 | 210000.0 |
| 1998.0 | May 14–17 | Se Ri Pak | South Korea | 273 (–11) | 3 strokes | DuPont Country Club | 1300000.0 | 195000.0 |
| 1997.0 | May 15–18 | Christa Johnson | United States | 281 (–3) | Playoff | DuPont Country Club | 1200000.0 | 180000.0 |
| 1996.0 | May 10–12 | Laura Davies (2) | England | 213 (E) | 1 stroke | DuPont Country Club | 1200000.0 | 180000.0 |
| 1995.0 | May 11–14 | Kelly Robbins | United States | 274 (–10) | 1 stroke | DuPont Country Club | 1200000.0 | 180000.0 |
| 1994.0 | May 12–15 | Laura Davies | England | 279 (–5) | 3 strokes | DuPont Country Club | 1100000.0 | 165000.0 |
| 1993.0 | Jun 10–13 | Patty Sheehan (3) | United States | 275 (–9) | 1 stroke | Bethesda Country Club | 1000000.0 | 150000.0 |
| 1992.0 | May 14–17 | Betsy King | United States | 267 (–17) | 11 strokes | Bethesda Country Club | 1000000.0 | 150000.0 |
| 1991.0 | Jun 27–30 | Meg Mallon | United States | 274 (–10) | 1 stroke | Bethesda Country Club | 1000000.0 | 150000.0 |
| 1990.0 | Jul 26–29 | Beth Daniel | United States | 280 (–4) | 1 stroke | Bethesda Country Club | 1000000.0 | 150000.0 |
| 1989.0 | May 18–21 | Nancy Lopez (3) | United States | 274 (–14) | 3 strokes | Jack Nicklaus Sports Center | 500000.0 | 75000.0 |
| 1988.0 | May 19–22 | Sherri Turner | United States | 281 (–7) | 1 stroke | Jack Nicklaus Sports Center | 350000.0 | 52500.0 |
| 1987.0 | May 21–24 | Jane Geddes | United States | 275 (–13) | 1 stroke | Jack Nicklaus Sports Center | 350000.0 | 52000.0 |
| 1986.0 | May 29 – Jun 1 | Pat Bradley | United States | 277 (–11) | 1 stroke | Jack Nicklaus Sports Center | 300000.0 | 45000.0 |
| 1985.0 | May 30 – Jun 2 | Nancy Lopez (2) | United States | 275 (–15) | 8 strokes | Jack Nicklaus Sports Center | 250000.0 | 37500.0 |
| 1984.0 | May 31 – Jun 3 | Patty Sheehan (2) | United States | 272 (–16) | 10 strokes | Jack Nicklaus Sports Center | 250000.0 | 37500.0 |
| 1983.0 | Jun 9–12 | Patty Sheehan | United States | 279 (–9) | 2 strokes | Jack Nicklaus Sports Center | 200000.0 | 30000.0 |
| 1982.0 | Jun 10–13 | Jan Stephenson | Australia | 279 (–9) | 2 strokes | Jack Nicklaus Sports Center | 200000.0 | 30000.0 |
| 1981.0 | Jun 11–14 | Donna Caponi (2) | United States | 280 (–8) | 1 stroke | Jack Nicklaus Sports Center | 150000.0 | 22500.0 |
| 1980.0 | Jun 5–8 | Sally Little | South Africa | 285 (–3) | 3 strokes | Jack Nicklaus Sports Center | 150000.0 | 22500.0 |
| 1979.0 | Jun 7–10 | Donna Caponi | United States | 279 (–9) | 3 strokes | Jack Nicklaus Sports Center | 150000.0 | 22500.0 |
| 1978.0 | Jun 8–11 | Nancy Lopez | United States | 275 (–13) | 6 strokes | Jack Nicklaus Sports Center | 150000.0 | 22500.0 |
| 1977.0 | Jun 9–12 | Chako Higuchi | Japan | 279 (–9) | 3 strokes | Bay Tree Golf Plantation | 150000.0 | 22500.0 |
| 1976.0 | May 27–30 | Betty Burfeindt | United States | 287 (–5) | 1 stroke | Pine Ridge Golf Course | 55000.0 | 8000.0 |
| 1975.0 | May 29 – Jun 1 | Kathy Whitworth (3) | United States | 288 (–4) | 1 stroke | Pine Ridge Golf Course | 55000.0 | 8000.0 |
| 1974.0 | Jun 20–23 | Sandra Haynie (2) | United States | 287 (–5) | 2 strokes | Pleasant Valley Country Club | 50000.0 | 7000.0 |
| 1973.0 | Jun 7–10 | Mary Mills (2) | United States | 288 (–4) | 1 stroke | Pleasant Valley Country Club | 35000.0 | 5250.0 |
| 1972.0 | Jun 8–11 | Kathy Ahern | United States | 293 (+1) | 6 strokes | Pleasant Valley Country Club | 50000.0 | 7500.0 |
| 1971.0 | Jun 10–13 | Kathy Whitworth (2) | United States | 288 (–4) | 4 strokes | Pleasant Valley Country Club | 53000.0 | 7950.0 |
| 1970.0 | Jun 10–13 | Shirley Englehorn | United States | 285 (–7) | Playoff | Pleasant Valley Country Club | 30000.0 | 4500.0 |
| 1969.0 | Jul 23–27 | Betsy Rawls (2) | United States | 293 (+1) | 4 strokes | Concord Golf Course | 35000.0 | 5250.0 |
| 1968.0 | Jun 20–23 | Sandra Post | Canada | 294 (+2) | Playoff | Pleasant Valley Country Club | 20000.0 | 3000.0 |
| 1967.0 | Jul 13–16 | Kathy Whitworth | United States | 284 (–8) | 1 stroke | Pleasant Valley Country Club | 17500.0 | 2625.0 |
| 1966.0 | Sep 22–25 | Gloria Ehret | United States | 282 (–2) | 3 strokes | Stardust Country Club | 16500.0 | 2475.0 |
| 1965.0 | Sep 23–26 | Sandra Haynie | United States | 279 (–5) | 1 stroke | Stardust Country Club | 17500.0 | 2475.0 |
| 1964.0 | Oct 1–4 | Mary Mills | United States | 278 (–6) | 2 strokes | Stardust Country Club | 16500.0 | 2450.0 |
| 1963.0 | Oct 10–13 | Mickey Wright (4) | United States | 294 (+10) | 2 strokes | Stardust Country Club | 16500.0 | 2450.0 |
| 1962.0 | Oct 4–7 | Judy Kimball | United States | 282 (–2) | 4 strokes | Stardust Country Club | 15000.0 | 2300.0 |
| 1961.0 | Oct 12–15 | Mickey Wright (3) | United States | 287 (+3) | 9 strokes | Stardust Country Club | 15000.0 | 2500.0 |
| 1960.0 | Jul 1–4 | Mickey Wright (2) | United States | 292 (–4) | 3 strokes | Sheraton Hotel Country Club | 15000.0 | 2500.0 |
| 1959.0 | Jul 2–5 | Betsy Rawls | United States | 288 (–8) | 1 stroke | Sheraton Hotel Country Club | 7500.0 | 1247.0 |
| 1958.0 | Jun 5–8 | Mickey Wright | United States | 288 (+8) | 6 strokes | Churchill Valley Country Club | 7500.0 | 1247.0 |
| 1957.0 | Jun 6–9 | Louise Suggs | United States | 285 (+5) | 3 strokes | Churchill Valley Country Club | 7600.0 | 1316.0 |
| 1956.0 | Jun 21–24 | Marlene Hagge | United States | 291 (–9) | Playoff | Forest Lake Country Club | 6500.0 | 1350.0 |
Question:
In how many years did Pat Bradley became the champion?
Answer:
1.0