Of about 1/4, 2/3 or 3/4, Earth's orbital period is 365 & this fraction of a day
Problem ..... Mercury 
= 0, 1/4, 2/4, 3/4 ,4/4, 5/4, 6/4, 7/4, 8/4, 9/4, 10/4, 11/4, 12/4, Venus = 0, 2/3, ... 
For Venus, its predicted orbit period is 2/3 x 365 = 243.3 days so its 3 orbits in the
... [DOC] [TLE] Comparing Planetary Orbits - Clark Planetarium [PAR] appear to move very little even over a 10 year (Earth time) period.