I did this for myself, but I'll show the results here. It regards the new rates for FIRST CLASS PARCELS (1 to 13 ounces) -- the way I guess most chips are sent. I show both the RETAIL RATES (that you pay the post office clerk or you put postage stamps on the mail piece) and the COMMERCIAL RATES (that you get [along with Delivery Confirmation for free!] with home computer printing a postage label).

I highlighted in green the rate for 6 ounces parcel.

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The retail (post office clerk) rates for first class parcels are in the right-most column:
.

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The commercial (computer) rates for first class parcels are in the right-most column:

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Robert
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1910 sheet music. Born Walter Weinschel in New York City, Walter Winchel, who became the famous newspaper gossip columnist,
left school in the sixth grade and started performing in Gus Edwards's vaudeville troupe known as ''Newsboys Sextet''.
Here is a scene from the show: newsboys shooting dice.
http://www.antiquegamblingchips.com/songsheets2.htm