Table:
text: FIS Nordic World Ski Championships 2013
Top athletes
Top athletes
Rank_ Nation Gold Silver Bronze Total
1 Marit Bjørgen ( NOR ) 4 1 0 5
2 Jason Lamy-Chappuis ( FRA ) 3 0 1 4
3 Therese Johaug ( NOR ) 2 1 1 4
4 Petter Northug ( NOR ) 2 1 0 3
5 Nikita Kriukov ( RUS ) 2 0 0 2
5 Sébastien Lacroix ( FRA ) 2 0 0 2
7 Johan Olsson ( SWE ) 1 2 0 3
7 Gregor Schlierenzauer ( AUT ) 1 2 0 3
9 Dario Cologna ( SUI ) 1 1 0 2
9 Thomas Morgenstern ( AUT ) 1 1 0 2

text: FIS Nordic World Ski Championships 2013
Top athletes
Top athletes
Rank_ Nation Gold Silver Bronze Total
21 Richard Freitag ( GER ) 0 1 1 2
21 Severin Freund ( GER ) 0 1 1 2
21 Peter Prevc ( SVN ) 0 1 1 2
21 Jacqueline Seifriedsberger ( AUT ) 0 1 1 2
25 Yuliya Chekaleva ( RUS ) 0 0 2 2
25 Alexey Poltoranin ( KAZ ) 0 0 2 2

text: FIS Nordic World Ski Championships 2013
Top athletes
Top athletes
Rank_ Nation Gold Silver Bronze Total
9 Sara Takanashi ( JPN ) 1 1 0 2
12 Eric Frenzel ( GER ) 1 0 1 2
12 Tord Asle Gjerdalen ( NOR ) 1 0 1 2
12 Sjur Røthe ( NOR ) 1 0 1 2
12 Kamil Stoch ( POL ) 1 0 1 2
12 Heidi Weng ( NOR ) 1 0 1 2
17 Ida Ingemarsdotter ( SWE ) 0 3 0 3
18 Bernhard Gruber ( AUT ) 0 2 0 2
18 Marcus Hellner ( SWE ) 0 2 0 2
18 Charlotte Kalla ( SWE ) 0 2 0 2

Question: Give the number of silver if gold is less than 1 and bronze is 0 if the sum is less than 2 for the top athletes of the FIS Nordic World Ski Championships 2013?