Pellicle may refer to: 1  Pellicle (biology) , a thin layer supporting the cell membrane in various protozoa. 2  Pellicle mirror, a thin plastic membrane which may be used as a beam splitter or protective cover in optical systems. Pellicle, the protective cover which can be applied to a photomask used in semiconductor device fabrication.
In 2005, the median annual household income according to the US Census Bureau was determined to be $46,326, similar to that of Canada which was roughly $41,510 (USD) in the year 2000. The median income per household member (including all working and non-working members above the age of 14) in the year 2003 was $23,535. In the year 2005, there were approximately 113,146,000 households in the United States. 17.23% of all households had annual incomes exceeding $100,000, while another 12.7% fell below the federal poverty threshold while the bottom 20% earned less than $19,178.
U.S. Cities are Home to 62.7 Percent of the U.S. Population, but Comprise Just 3.5 Percent of Land Area. A majority of the U.S. population lives in incorporated places or cities, although these areas only make up a small fraction of the U.S. land area, according to a new report released today by the U.S. Census Bureau. The percentage of the population living in cities in 2013 was highest in the Midwest and West at 71.2 percent and 76.4 percent, respectively.