Sources of Data and Information for the General Computer and Components Markets
The best and most current historical data for orders, shipments, and inventories for the overall U.S. computer and components markets is updated each month by the U.S. Census Bureau on their site "Manufacturer's Shipments, Inventories, and Orders" along with data for other U.S manufacturing sectors (monthly time series).  Monthly production data is available for the Census Bureau's Current Industrial Reports
More detailed, annual market data is available from the Annual Survey of Manufacturers, also provided by the U.S. Census Bureau.
Detailed price index data for computers and componenter are available from the Bureau of Labor Statistics.
The Semiconductor Industry Associaton (SIA) provides the most reliable and detailed historical data for semiconductor products, although some of the data requires a subscription. 
This 1988 book is searchable and contains information related to the  globalization of computer technology markets.  Click to enlarge the book.