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.
The state with the highest median household income in the United States as of the US Census Bureau 2009 is Maryland with $69,272, followed by New Jersey, Connecticut and Alaska, making the Northeastern United States the wealthiest area by income in the entire country. In 2013, real median household income was 8.0 percent lower than in 2007, the year before the latest recession. 2  Real median household income averaged $50,781 from 1964-2013, ranging from a low of $43,558 in 1967 to a high of $56,895 in 1999.