The index has declined by $70 during the past two weeks.
The index for the top 18 combined lanes, including those serving Los Angeles, Chicago, New York, Dallas, Atlanta and Seattle, dropped by $61 to $1,975, its first dip below the $2,000 mark in eight weeks, while the top 12 index shed $103 to $2,125, according to media reports.
"The big news is Los Angeles outbound lanes dropped between three and 10 per cent," IDS executive vice president Rick LaGore said. "We're not at pre-peak levels in pricing, but we are getting there."
West-east spot rates fell 3.3 per cent, or $90, to $2,661, the fifth consecutive week without an increase in this lane. The largest drop was in the Los Angeles-Chicago lane, which declined by 9.4 per cent, or $260, to $2,510.
The east-west index dropped by 1.3 per cent, or $23, to $1,688. The rate on the Chicago-Los Angeles lane saw the largest decrease of 12.8 per cent, or $210, to $1,430.
North-south rates registered a marginal decrease of 0.2 per cent, or $3, to $1,827 in the week ending November 18. Rates for south-north lanes fell 2.2 per cent, or $41, to $1,801, with the Los Angeles-Tacoma lane recording the biggest decline after falling 7.9 per cent, or $235, to $2,735.