Table:
text: Martina Navratilova career statistics
Career singles statistics
Career singles statistics
Year_ Tournaments Titles Hardcourt_W_L Clay_W_L Grass_W_L Carpet_W_L Overall_W_L Win_ Year_End_Ranking
1983 17 16 22–0 12–1 19–0 33–0 86–1 98.8% 1
1984 15 13 21–0 16–0 27–1 18–1 78–2 97.5% 1
1985 17 12 19–3 19–1 29–0 17–1 84–5 94.4% 1
1986 17 14 12–0 15–2 13–0 49–1 90–3 96.8% 1
1987 12 4 15–2 13–3 17–2 11–1 56–8 87.5% 2
1988 16 9 11–3 17–2 12–1 30–1 70–7 90.9% 2
1989 16 8 30–2 6–2 17–1 20–3 73–7 91.3% 2
1990 13 6 12–2 14–3 13–0 13–2 52–7 88.1% 3
1991 14 5 11–1 6–3 15–1 21–4 53–9 85.5% 4
1992 12 4 9–1 1–1 6–2 22–4 38–8 82.6% 5
1993 13 5 10–2 2–1 12–2 22–3 46–8 85.2% 3

Question: What were the rugs in 1993 for Martina Navratilova's career singles stats?