2007, Middle, Kiev, Ukraine

Long: 17. place last time 2013, Vuokatti, Finland
Middle: 16. place 2007, Kiev, Ukraine
Sprint: 21. place 2005, Aichi, Japan

WC Overall 2008

1 gold medal

2012, Relay, Falun, Sweden

1 silver medal

2008, Relay, Ventspils, Latvia

1 bronze medal

2004, Relay, Roskilde, Denmark

Long: 14. place 2008, Ventspils, Latvia
Middle: 15. place 2012, Falun, Sweden
Sprint: 45. place 2006, Otepää, Estonia
Relay: Gold 2012, Falun, Sweden

2008, WC no. 2, Ventspils, LAT, Long, EOC

2002, Middle, Alicante, Spain

Long: 34. place 2002, Alicante, Spain
Middle: 6. place 2002, Alicante, Spain
Relay: 7. place 2002, Alicante, Spain

Relays:
2012: Venla 2012, 61. place (4. leg, Out: 74. place, In: 61. place, Hiisirasti)
2011: Venla 2011, 25. place (4. leg, Out: 31. place, In: 25. place, Hiisirasti)
2010: Venla 2010, 28. place (4. leg, Out: 26. place, In: 28. place, Hiisirasti)
2009: Venla 2009, 129. place (1. leg, 216. place, Hiisirasti 2)
2008: Venla 2008, 27. place (4. leg, Out: 32. place, In: 27. place, Hiisirasti)
2007: Venla 2007, 46. place (1. leg, 3. place, Hiisirasti)
2006: Venla 2006, 34. place (4. leg, Out: 53. place, In: 34. place, Hiisirasti)
2005: Venla 2005, 16. place (2. leg, Out: 89. place, In: 40. place, Leksands OK)
2004: Venla 2004, 49. place (1. leg, 10. place, Hämeenlinnan Suunnistajat)
2003: Venla 2003, 47. place (3. leg, Out: 47. place, In: 53. place, Hämeenlinnan Suunnistajat)

IOF World Ranking:
World Ranking position: Middle/Long 61 / Sprint 114 (as of 30/7/2015)
See also all IOF WRE results for Natalya Efimova including updated WR position