(Millions) | 2013 | 2012 | 2011 | |||||||||
Equity portion of AFUDC | $ | 10.8 | $ | 2.9 | $ | 0.7 | ||||||
Seams elimination charge adjustment (SECA) settlement at Integrys Energy Services | 5.7 | — | — | |||||||||
Federal excise tax credit | 4.1 | — | — | |||||||||
Key executive life insurance income for retired employees | 2.2 | 2.6 | 2.3 | |||||||||
Gains (losses) on exchange-traded funds held at IBS | 2.2 | 1.3 | (0.1 | ) | ||||||||
Other | 4.8 | 2.5 | 2.4 | |||||||||
Total miscellaneous income | $ | 29.8 | $ | 9.3 | $ | 5.3 | ||||||