On January 2, 2017, Sheridan Company began construction of a new citrus processing plant. The automated plant was finished and ready for use on September 30, 2018. Expenditures for the construction were as follows:

January 2, 2017	$ 608000
September 1, 2017	1804800
December 31, 2017	1804800
March 31, 2018	1804800
September 30, 2018	1207000

Sheridan Company borrowed $3230000 on a construction loan at 10% interest on January 2, 2017. This loan was outstanding during the construction period. The company also had $13080000 in 7% bonds outstanding in 2017 and 2018. What were the weighted-average accumulated expenditures for 2018 by the end of the construction period?