underwriter_tier,pricing_tier,count,mean_adequacy,p25,p75 chief_underwriter,non_standard_rate,16,0.94374375,0.88415,0.939675 chief_underwriter,preferred_rate,1,1.1883,1.1883,1.1883 chief_underwriter,referral_priced,1,0.7795,0.7795,0.7795 chief_underwriter,standard_rate,46,1.0343760869565217,0.994175,1.07085 junior,bespoke_priced,128,0.68982578125,0.629525,0.7583 junior,non_standard_rate,574,1.0782114982578397,0.8784,1.2732 junior,preferred_rate,81,1.288837037037037,1.1966,1.3526 junior,referral_priced,131,0.6601954198473283,0.58205,0.745 junior,standard_rate,472,1.0474118644067796,1.0005249999999999,1.096125 mid_level,bespoke_priced,114,0.714371052631579,0.6678,0.77275 mid_level,minimum_premium,1,0.6869,0.6869,0.6869 mid_level,non_standard_rate,806,1.0045392059553349,0.866025,1.183925 mid_level,preferred_rate,96,1.2474385416666667,1.187075,1.2825 mid_level,referral_priced,129,0.7207054263565892,0.6767,0.7751 mid_level,standard_rate,823,1.0445381530984204,0.99355,1.0930499999999999 principal,bespoke_priced,9,0.7658555555555555,0.7582,0.7807 principal,non_standard_rate,121,0.9417553719008265,0.8842,0.9369 principal,preferred_rate,5,1.2094,1.1906,1.2009 principal,referral_priced,2,0.7764500000000001,0.775575,0.777325 principal,standard_rate,203,1.036149261083744,0.992,1.0727000000000002 senior,bespoke_priced,31,0.7505129032258064,0.7342,0.7839 senior,non_standard_rate,483,0.9635697722567288,0.86395,0.94695 senior,preferred_rate,33,1.2161454545454546,1.1796,1.2463 senior,referral_priced,35,0.75444,0.7414499999999999,0.78175 senior,standard_rate,659,1.037373899848255,0.992,1.0845500000000001