A summary of the significant components of the Company’s revenues and expenses by segment is as follows Year ended December 31, 2021 ProAertJ asFaltJ and (Aec:altJ $ther Total Gross premiums written  3,,24  3,,04  S  ,33, (et premiums written  2,,002  3,01,33  S  ,3,3 (et premiums earned  2,0,2  2,,3  S  ,14,11 (et claims and claim expenses incurred 2,13,01 1,13,01 S 3,,0 Acquisition expenses 4,1 2,0 S 1,214, )perational expenses 143,0 , S 212,14 Underwriting income (loss)  (1,04)  ,  S (10,4) (et investment income 31,4 31,4 (et foreign exchange gains (losses) (41,00) (41,00) Equity in earnings of other ventures 12,30 12,30 )ther income (loss) 10,0 10,0 (et realized and unrealized gains (losses) on investments (21,134) (21,134) Corporate expenses (41,12) (41,12) Interest expense (4,3) (4,3) Income (loss) before taxes and redeemable noncontrolling interests (114,10) Income tax (expense) benefit 10, 10, (et (income) loss attributable to redeemable noncontrolling interests 3,2 3,2 Dividends on preference shares (33,2) (33,2) (et income (loss) available (attributable) to RenaissanceRe common shareholders  (3,421) (et claims and claim expenses incurred R current accident year  2,3,3  1,2,1  S  4,12, (et claims and claim expenses incurred R prior accident years (233,33) (1,0) S (24,40) (et claims and claim expenses incurred R total  2,13,01  1,13,01  S  3,,0 (et claims and claim expense ratio R current accident year 1.  .  .4  (et claims and claim expense ratio R prior accident years (.0)  (0.)  (4.)  (et claims and claim expense ratio R calendar year 2.  .2  4.  Underwriting expense ratio 24.2  30.  2.  Combined ratio 10.1  .0  102.1  F-4