software and will give the company a comprehensive design-to-silicon flow that links directly into the semiconductor manufacturing process .
integrating hpl 2019s yield management and test chip technologies into the company 2019s industry-leading dfm portfolio is also expected to enable customers to increase their productivity and improve profitability in the design and manufacture of advanced semiconductor devices .
purchase price .
the company paid $ 11.0 million in cash for all outstanding shares of hpl .
in addition , the company had a prior investment in hpl of approximately $ 1.9 million .
the total purchase consideration consisted of: .

(in thousands)
Cash paid
$11,001
Prior investment in HPL
1,872
Acquisition-related costs
2,831
Total purchase price
$15,704

acquisition-related costs of $ 2.8 million consist primarily of legal , tax and accounting fees of $ 1.6 million , $ 0.3 million of estimated facilities closure costs and other directly related charges , and $ 0.9 million in employee termination costs .
as of october 31 , 2006 , the company had paid $ 2.2 million of the acquisition related costs , of which $ 1.1 million were for professional services costs , $ 0.2 million were for facilities closure costs and $ 0.9 million were for employee termination costs .
the $ 0.6 million balance remaining at october 31 , 2006 consists of professional and tax-related service fees and facilities closure costs .
assets acquired .
the company acquired $ 8.5 million of intangible assets consisting of $ 5.1 million in core developed technology , $ 3.2 million in customer relationships and $ 0.2 million in backlog to be amortized over two to four years .
approximately $ 0.8 million of the purchase price represents the fair value of acquired in-process research and development projects that have not yet reached technological feasibility and have no alternative future use .
accordingly , the amount was immediately expensed and included in the company 2019s condensed consolidated statement of operations for the first quarter of fiscal year 2006 .
additionally , the company acquired tangible assets of $ 14.0 million and assumed liabilities of $ 10.9 million .
goodwill , representing the excess of the purchase price over the fair value of the net tangible and identifiable intangible assets acquired in the merger was $ 3.4 million .
goodwill resulted primarily from the company 2019s expectation of synergies from the integration of hpl 2019s technology with the company 2019s technology and operations .
other .
during the fiscal year 2006 , the company completed an asset acquisition for cash consideration of $ 1.5 million .
this acquisition is not considered material to the company 2019s consolidated balance sheet and results of operations .
fiscal 2005 acquisitions nassda corporation ( nassda ) the company acquired nassda on may 11 , 2005 .
reasons for the acquisition .
the company believes nassda 2019s full-chip circuit simulation and analysis software will broaden its offerings of transistor-level circuit simulation tools , particularly in the area of mixed-signal and memory design .
purchase price .
the company acquired all the outstanding shares of nassda for total cash consideration of $ 200.2 million , or $ 7.00 per share .
in addition , as required by the merger agreement , certain nassda officers , directors and employees who were defendants in certain preexisting litigation .

Question: Analyse this data from a financial earnings document. what is the percentage of tax and accounting fees among the total acquisition-related costs?
Choices:
2.8
1
0.57143
-1.2
-0.57143
Correct choice index: 2