MONACO. Feb 1 (Reuters/ In-ternet): Leading prize money winners (in dollars) issued by the ATP Tour on Monday: 1. Kafelnikov 493,835 2. Enqvist 275,488 3. Schuttler 147,367 4. Hass 142,178 5. Lapentti 137.488 6. Rafter 124,332 7. Bjorkman 105.995 8. Martin 104,802 9. Henman 99,709 10. Kucera 74,802 11. Schalken 67,516 12. Spadea 66.052 13. Tarango 64.932 14. Rosset 64,302 15. Santoro 64.042 16. Vacek 62,626 17. Alimi 62.172 18. Pioline 60.572 19. Paes 55.658 20. Hewitt 54,919