<Table> <Tr> <Th_colspan="2"> Houston Livestock Show and Rodeo </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Td_colspan="2"> Reliant Stadium filled with rodeo attendees at the 2006 HLSR </Td> </Tr> <Tr> <Th> Genre </Th> <Td> Rodeo, livestock show and fair </Td> </Tr> <Tr> <Th> Dates </Th> <Td> 26 February--17 March 2019 </Td> </Tr> <Tr> <Th> Location (s) </Th> <Td> Houston, Texas, United States </Td> </Tr> <Tr> <Th> Founded </Th> <Td> 1931 (as the Houston Fat Stock Show and Livestock Exposition) </Td> </Tr> <Tr> <Th> Attendance </Th> <Td> 2,611,176 (2017) </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Houston Livestock Show and Rodeo </Th> </Tr>

When was the first houston livestock show and rodeo