"Freq"	"stage"	"operation"	"survival"	"xray"
10	"early"	"radical"	"no"	"no"
17	"early"	"radical"	"no"	"yes"
41	"early"	"radical"	"yes"	"no"
64	"early"	"radical"	"yes"	"yes"
1	"early"	"limited"	"no"	"no"
3	"early"	"limited"	"no"	"yes"
13	"early"	"limited"	"yes"	"no"
9	"early"	"limited"	"yes"	"yes"
38	"advanced"	"radical"	"no"	"no"
64	"advanced"	"radical"	"no"	"yes"
6	"advanced"	"radical"	"yes"	"no"
11	"advanced"	"radical"	"yes"	"yes"
3	"advanced"	"limited"	"no"	"no"
13	"advanced"	"limited"	"no"	"yes"
1	"advanced"	"limited"	"yes"	"no"
5	"advanced"	"limited"	"yes"	"yes"