<Tr> <Td> 1967--68 </Td> <Td> Saturday at 8: 30 - 9: 00 PM on CBS </Td> <Td> 24 </Td> <Td> 20.8 </Td> </Tr> <Tr> <Td> 1968--69 </Td> <Td> 14 </Td> <Td> 22.8 </Td> </Tr> <Tr> <Td> 1969--70 </Td> <Td> 15 </Td> <Td> 21.8 (Tied with Ironside and The Johnny Cash Show) </Td> </Tr> <Tr> <Td> 1970--71 </Td> <Td> 19 </Td> <Td> 20.8 </Td> </Tr>

What happened to mike and bub on my three sons