discoverymethod,n
"Transit",4781
"Radial Velocity",1203
"Microlensing",292
"Imaging",97
"Transit Timing Variations",29
"Eclipse Timing Variations",17
"Orbital Brightness Modulation",9
"Pulsar Timing",8
"Astrometry",6
"Pulsation Timing Variations",2
"Disk Kinematics",1